DC2227A - Schematic

5
4
3
2
1
VDD18
0
TP1
1
19
SC2n
FBLDO
20
14k
FBldo
10k
3
WAKEn
R24
1k
R25
1k
4
RXD1
5
TXEN1
AGND
RXD1
EN/UVLO
R21
10k
0
7
J2
8
VDD18
1
2
3
4
5
SWITCH
9
SC1n
1
35
R13
1k
SC2n
1
34
0
33
VDD3
1
Opto
TP9
R23
1
SDA
1k
TP11
30 1
TP13
C29
DNP
0
R49
47k
29
VDD3
RESETn
1
TDO
41
VDDCORE41
ERASE/PB12
1D43
42
DDM/PB10
VDD3
1uF
R40
4
D+
7
5
2
Jumper
DJ6:
Jumper 1-2 internal LTC2997 Sensor selected
Jumper 2-3 Sensor Q1 selected
ext. Diode wired to Pin 2 and Pin 4, no Jumper
Vref
R45
100k
6 R14
R47
100k
R48
100k
TDI
100nF
100R
VPTAT
3 R54
100R
LTC2997HDCB
TEMP-Sensor
TP34
Fiducial
TMS
0
TCK
TP35
Fiducial
4mV/K
RESETn
0
LED1
VLMTG1300-GS08
LED green
1
4
0
RESETn
J7
1
3
5
7
9
11
13
15
17
19
0
2
4
6
8
10
12
14
16
18
20
3
PA7/XIN32/PGMNVALID
PA8/XOUT32/PGMM0
24
ATSAM3S2AA-AU
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
J5
R51
220R
R50
4.7k
B
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
3
1
U302
GP1S53VJ000F
C28
DNP
4
C27
DNP
0
VDD3
0
R55 10k
TP24
Fiducial
TP25
Fiducial
TP26
Fiducial
TP27
Fiducial
TP28
TP29
TP30
TP31
Hole4mm Hole4mm Hole4mm Hole4mm
DNP
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
IO-LINK TRANSCEIVER LT3669
SIZE
2
R52
DNP
Opto
CUSTOMER NOTICE
0
VDD3
DNP
1
2
3
4
5
6
JTAG
www.teconcept.de
1
tel.: +49-761 214436-0
R46
100k
TDO
PP
GND
C30
470p
C23
VCC
U4
1
TP22 TP23
VDD3
1V8ref
100R
R15
1k
Q1
MMBT3904
R43
4.7k
0
PP
1
1
Orbitec_OR1206_BA9
LP1
ground terminal should
2
0 be the external case of
light bulb socket!
28V100mA
LED
49
Y2
0
1
R42
4.7k
TP18
TDI/PB4
1
R39
TP21
1
TXD2
1k
TDI
optional
MISO
0
R33
25
2
R38
1k
26
PA6/PGMNOE
1
1k
1 TXEN2
TP17
1
1 TXEN1
0
0
D 79106 Freiburg
VDD18
0
TP20
C17
DNP
50V
1
1
0
TP19
0
DIO
DNP
RXD2
1
L+
SCL
R31
1
VDD3
D5
SM6T39A
D8
R28
1k
1
SC1n
RST_n
SYNC
1k
1
KPG-1608SURKC-T
KPG-1608SURKC-T
LED red
PA9/PGMM1
LED3
D4
SM6T39A
22
LED2
D3
SM6T39A
LED
D2
SM6T39A
1k
R35
1.8k
23
PA20/AD3
RXD1R37
0
R34
1.8k
PA19/PGMD7/AD2
1
0
12
PA10/PGMM2
0
28
27
TP15
PA5/PGMRDY
PA11/PGMM3
C26
10uF_50V_X7R
R44
0R
PA18/PGMD6/AD1
21
10
1k
1k
C25
470pF_100V
0
5
1k
31
PA4/PGMNCMD
TXD1 R36
1WAKEn R30
11
0
0
1
2
3
4
Wentzingerstr. 21
R11
TP16
7
6
CQ1
TXEN2
TXEN1
J6
TEConcept GmbH
36
32
NRST
PA17/PGMD5/AD0
VDD3
0
1D+
VDDOUT
MOSI
2
4
6
8
10
12
14
16
1
TP14
PA12/PGMD0
10
C31
3
0
TP5
TST
20
Q2
0
VDD3
2
DDP/PB11
VDDIN
1
9
C24
470pF_100V
Jumper2-3
FSM4JSMA
TE CONNECTIVITY / ALCOSWITCH
45
PA3
13
1
3
5
7
9
11
13
15
RESETn
RST_n
4
44
PB3/AD7
VDDCORE
L+
Binder_09-3441-500-05
Q2
1
0
C
6
1V8ref
TP8
19
CQ1
J9
SWITCH
XOUT/PB8
PA2/PGMEN2
18
11
RSTn
A
46
48 Vpll
PB2/AD6
SPCK
2
1
3
2
1
100k
0
TXD2
1
TP33
5V not needed
HEADER 2X8 2MM
to demoboard DC1733
SW1
0
TP6
PA1/PGMEN1
VDDIO33
PA13/PGMD1
Q2
J4
R53
4.7k
PA0/PGMEN0
PB1/AD5
PA14/PGMD2
TXEN2
LT3669HUFD-2
3
2
1
5
17
L+
L+
Jumper2-3
4
VDD3
1k
8
J8
C12
1uF
100nF
SR
0
C11
1uF
enable internal Pullup: PA0, PA1, PA3
GND34
16
TXD1
J3
Jumper
VDD3
10k
C10
1uF
0
PB0/AD4
PA15/PGMD3
R32
TXD2
VDD3x
R19
1k
7
TXD2
TXD1
RXD1
WAKEn
SC2n
3
C21
0
100nF
PA16/PGMD4
R29
TXEN2
B
0
0
TP
TP12
12 EN R26
2
GND2
15
6
88.7k
C22
1uF
4.42k
0 1
0
0
1k
TXD1
R41
R20
13 DIO
DIO
TXEN1
23
VDD3
ADVREF
VDDIO13
R27
WAKEn
GND29
VDD3
29
R22
1
0
R18
2
D7
BAV199
3.28V
SC1n
2
0
C20
0
RSTn
LDO
C19
1uF
4mV/K
100k
SC2n
EN
26
ILIM
1
TP10
VDD3x
C5
4.7uF
D
TP3
TDO/TRACESWO/PB5
SR
TP2
TCK/SWCLK/PB7
1
SYNC
100k
SC1n
C
0
14
1
28
RSTn
DNP
0
C4
100nF
1
SR 25
U3
38.3k
R12 84.5k
CPOR
R17
R6
22RT
DA
TP
TP4
SYNC 24
2
OUT
SW
RT
C33
10pF
IN
3
100k
R16
1
VDD3
C18
22uF_X5R
0
DA 14
RSTn
R4
10.2k
VDDPLL
SW 15
D1
DFLS160
CPOR
C16
100nF
27 CPOR
GND
C15
220nF_X7R
BST
VDD3
100nF
U2
BST 16
0
C14
0
1uF
R7
1k
C3
100nF
C9
4.7uF
TP32
38
R10
XIN/PB9/PGMCK
FBout
41.2k
FBout
VDDIO47
LDOin
21
0
VDD18
37
R3
18
C2
100nF
VDD18
BD
C13
0
0
J1
1 DNP
2
14.7456MHz
0
3
1
R1
1k
SMD or THT
Y1
1
JTAGSEL
C8
4.7uF_X5R
2
47
D
1
TMS
Optional_Tantal_A
R2
0R
17
C1
100nF
C7
18pF
39
1
C100
0
C6
18pF
TMS/SWDIO/PB6
L1
10uH
VDD3
C32
DNP
U1
VDD3
TCK
LDOin
2
0
2
D6 DNP
40
L2
CDRH50D28RNP-330MC
VDD3
N/A
DATE:
IC NO.
REV.
LT3669HUFD-2
DEMO CIRCUIT 2227A
SHEET
Friday, April 10, 2015
1
2
1
OF
1
A
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